Home / 11,656.81-17,481.74-4,259.55

Finding the Fourth Proportional to 11,656.81, 17,481.74 and 4,259.55

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Solution

The fourth proportional to 11,656.81, 17,481.74 and 4,259.55 is: 6,388.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656.81 : 17,481.74 = 4,259.55 : x
  2. Step 2: Convert to fraction form
    11,656.81/17,481.74 = 4,259.55/x
  3. Step 3: Cross multiply
    11,656.81x = 17,481.74 × 4,259.55
  4. Step 4: Simplify right side
    11,656.81x = 74,464,378.67
  5. Step 5: Solve for x
    x = 74,464,378.67/11,656.81
  6. Step 6: Final answer
    x = 6,388.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.